Description

1,1,2,2-Tetrafluoro-2-(1,1,2,2-tetrafluoro-2-iodoethoxy)ethanesulphonyl fluoride (CAS No. 66137-74-4) is a highly specialized fluorinated organic compound with the molecular formula C₄F₉IO₃S. This chemical is characterized by its unique sulfonyl fluoride and iodoethoxy functional groups, making it a valuable intermediate in advanced synthetic chemistry applications. Its high fluorine content and reactive sites enable its use in the development of fluorinated polymers, pharmaceuticals, and agrochemicals. The compound is supplied as a high-purity reagent, ensuring consistency and reliability for research and industrial processes. Proper handling under inert conditions is recommended due to its potential sensitivity to moisture and reactive environments.

Properties

• CAS Number: 66137-74-4
• Complexity: 412
• IUPAC Name: 1,1,2,2-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-iodo-ethoxy)ethanesulfonyl fluoride
• InChI: InChI=1S/C4F9IO3S/c5-1(6,14)2(7,8)17-3(9,10)4(11,12)18(13,15)16
• InChI Key: XSLYISNQTJHKMP-UHFFFAOYSA-N
• Exact Mass: 425.84692
• Molecular Formula: C4F9IO3S
• Molecular Weight: 426.00
• SMILES: C(C(F)(F)S(=O)(=O)F)(OC(C(F)(F)I)(F)F)(F)F
• Topological: 51.8
• Monoisotopic Mass: 425.84692
• Synonyms: 1,1,2,2-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-iodoethoxy)ethanesulfonyl fluoride, EINECS 266-172-6, 1,1,2,2-Tetrafluoro-2-(1,1,2,2-tetrafluoro-2-iodoethoxy)ethanesulphonyl fluoride, Ethanesulfonyl fluoride, 1,1,2,2-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-iodoethoxy)-, 266-172-6, 66137-74-4, 5-Iodooctafluoro-3-oxapentanesulfonyl fluoride, Tetrafluoro-2-(tetrafluoro-2-iodoethoxy)ethanesulfonyl fluoride, 5-Iodoperfluoro-3-oxapentanesulfonyl fluoride, 1,1,2,2-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-iodo-ethoxy)ethanesulfonyl fluoride, 5-Iodooctafluoro-3-oxapentanesulphonyl fluoride, C4F9IO3S, 5-Iodooctafluoro-3-oxapentanesulphonylfluoride, MFCD00798139, ICF2CF2OCF2CF2SO2F, 5-IODOOCTAFLUORO-3-OXAPENTANESULFONYLFLUORIDE, SCHEMBL1274760, DTXSID90880555, BCP14145, BBL103527, FD2090, STL557337, 5-Iodo-octafluoro-3-oxapentanesulfonyl fluoride, stabilized with Na2S2O3, AKOS005063394, CS-W011639, FT60517, AS-19730, DB-029168, NS00019184, T2914, 5-Iodo-octafluoro-3-oxapentanesulfonyl Fluoride, Tetrafluoro-2-(tetrafluoro-2-iodoethoxy)ethanesulfonyl fluoride, 97%, 1,1,2,2-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-iodoethoxy)ethane-1-sulfonyl fluoride

Application

This compound is primarily used as a key intermediate in the synthesis of fluorinated polymers and specialty chemicals. Its reactive sulfonyl fluoride group makes it suitable for cross-linking reactions in polymer chemistry. Additionally, it serves as a building block in pharmaceutical research for introducing fluorine atoms into bioactive molecules. Researchers also explore its potential in creating surfactants and coatings with unique hydrophobic properties.

Safety and Hazards

GHS Hazard Statements

• H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H318 (95.2%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

Precautionary Statements

• P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P405, and P501

Hazard Classes and Categories

• Skin Corr. 1B (100%)
• Eye Dam. 1 (95.2%)

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